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// rights reserved.
//
// This file is part of YAS(https://github.com/niXman/yas) project.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
//
//
// Boost Software License - Version 1.0 - August 17th, 2003
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
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#ifndef __yas__detail__tools__tuple_element_switch_hpp
#define __yas__detail__tools__tuple_element_switch_hpp

#include <yas/detail/config/config.hpp>
#include <yas/detail/type_traits/type_traits.hpp>
#include <yas/detail/preprocessor/preprocessor.hpp>

namespace yas {
namespace detail {

/***************************************************************************/

template<typename Archive>
void tuple_switch(Archive &, std::size_t, std::tuple<> &) {}

#define __YAS_GENERATE_TUPLE_SWITCH_CB(unused0, idx, unused1) \
    case idx: { ar & std::get<idx>(t); return; };

#define __YAS_GENERATE_TUPLE_SWITCH_FOR_ZERO(n)

#define __YAS_GENERATE_TUPLE_SWITCH_FOR_NONZERO(n) \
    template<typename Archive, YAS_PP_ENUM_PARAMS(n, typename T)> \
    void tuple_switch(Archive &ar, std::size_t idx, std::tuple<YAS_PP_ENUM_PARAMS(n, T)> &t) { \
        switch ( idx ) { \
            YAS_PP_REPEAT( \
                 n \
                ,__YAS_GENERATE_TUPLE_SWITCH_CB \
                ,~ \
            ) \
            default: return; \
        } \
    }

#define __YAS_GENERATE_TUPLE_SWITCH(unused, n, unused2) \
    YAS_PP_IF( \
         YAS_PP_EQUAL(n, 0) \
        ,__YAS_GENERATE_TUPLE_SWITCH_FOR_ZERO \
        ,__YAS_GENERATE_TUPLE_SWITCH_FOR_NONZERO \
    )(n)

YAS_PP_REPEAT( \
     YAS_OBJECT_MAX_MEMBERS \
    ,__YAS_GENERATE_TUPLE_SWITCH \
    ,~ \
)

#undef __YAS_GENERATE_TUPLE_SWITCH_CB
#undef __YAS_GENERATE_TUPLE_SWITCH
#undef __YAS_GENERATE_TUPLE_SWITCH_FOR_ZERO
#undef __YAS_GENERATE_TUPLE_SWITCH_FOR_NONZERO

/***************************************************************************/

} // ns detail
} // ns yas

#endif // __yas__detail__tools__tuple_element_switch_hpp
